. >> mandela's african national congress, the anc, was banned. he became an outlaw, but he refused to back down. arrested in 1962, mandela was charged with sabotage and with attempting to violently overthrow the government. he was convicted and sent to life in prison. for years, for decades, the struggle for justice in south africa continued with the imprisoned nelson mandela as its symbol. at times, he was forced to break rocks in the hot sun for hours at a time. the government offered mandela freedom if he would renounce violence. he refused. >> today marks the 25th year behind bars for nelson mandela. >> south africa became an international outcast, facing sanctions, boycotts, and growing political pressure. >> nelson mandela should be released to participate in the country's political process. >> rock concerts for the cause were broadcast around the world. ♪ hey mandela >> in 1989, south africa's hard line president resigned, replaced by f.w. de-clark who slowly began to dismantle apartheid. the ban of the anc was lifted and on february 11t